International Blue Color – #002fa7: Codes and Complete Breakdown
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This is the canonical hex for International Klein Blue, the ultramarine Yves Klein registered in 1960 after working out a matte resin binder with paint dealer Edouard Adam. Klein wanted the raw pigment’s glow preserved rather than dulled by oil. It remains one of the few colors an artist can reasonably claim to have invented.

International Blue Color Shades
Complementary colors
Triadic colors
Tints or lighter colors
Darker colors
Analogous colors
Monochromatic colors
#002fa7
International Blue Color Codes and Information
Complete breakdown of the color International Blue:
| Data Type | Values/Details |
|---|---|
| Hex | #002fa7 |
| RGB | rgb(0,47,167) |
| HSL | hsl(223,100%,32.7%) |
| CMYK | 100, 72, 0, 35 |
| HSV | 223, 100, 65 |
| RGB % | 0, 18, 65 |
| XYZ | 8, 4.8, 37.1 |
| LAB | 26.2, 37, -66.9 |
| Color Category | Dark |
| Color Family | Blue |
| Saturation | 100% |
| Temperature | Cool |
| Contrast Ratio Against White (#ffffff) | 10.69 (passes WCAG AA) |
| Contrast Ratio Against Black (#000000) | 1.96 (fails WCAG AA) |
Similar Colors to International Blue Color
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#8e8c97

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#a2adb1

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Taliesin Blue
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Blue Rinse










